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12080366 = 271241353
BaseRepresentation
bin101110000101…
…010011101110
3211201202010222
4232011103232
511043032431
61110531342
7204452504
oct56052356
924652128
1012080366
116901181
124066b52
13266c75c
141866674
1510d957b
hexb854ee

12080366 has 16 divisors (see below), whose sum is σ = 18504288. Its totient is φ = 5913600.

The previous prime is 12080357. The next prime is 12080381. The reversal of 12080366 is 66308021.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34046 + ... + 34398.

It is an arithmetic number, because the mean of its divisors is an integer number (1156518).

Almost surely, 212080366 is an apocalyptic number.

12080366 is a deficient number, since it is larger than the sum of its proper divisors (6423922).

12080366 is a wasteful number, since it uses less digits than its factorization.

12080366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 12080366 is about 3475.6820913311. The cubic root of 12080366 is about 229.4528012576.

Multiplying 12080366 by its sum of digits (26), we get a triangular number (314089516 = T25063).

Adding to 12080366 its reverse (66308021), we get a palindrome (78388387).

The spelling of 12080366 in words is "twelve million, eighty thousand, three hundred sixty-six".

Divisors: 1 2 71 142 241 353 482 706 17111 25063 34222 50126 85073 170146 6040183 12080366